Home / 3,896,504.19-5,377,341.84-2,177,624.64

Finding the Fourth Proportional to 3,896,504.19, 5,377,341.84 and 2,177,624.64

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Solution

The fourth proportional to 3,896,504.19, 5,377,341.84 and 2,177,624.64 is: 3,005,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,504.19 : 5,377,341.84 = 2,177,624.64 : x
  2. Step 2: Convert to fraction form
    3,896,504.19/5,377,341.84 = 2,177,624.64/x
  3. Step 3: Cross multiply
    3,896,504.19x = 5,377,341.84 × 2,177,624.64
  4. Step 4: Simplify right side
    3,896,504.19x = 11,709,832,088,486.94
  5. Step 5: Solve for x
    x = 11,709,832,088,486.94/3,896,504.19
  6. Step 6: Final answer
    x = 3,005,214.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.